DYFD-CB vertical axis wind power grid-connected power generation experimental system training platform

Release time：2024-07-05 02:30viewed：times

1. System Overview The
2KW wind power generation teaching experiment system is a wind power generation system that meets the requirements of wind power generation major and actual wind power generation major teaching, to meet the requirements of students' teaching and tr*ning, and the requirements of teaching and tr*ning projects and has cert*n characteristics. The system consists of outdoor wind turbines , blades, towers, outdoor lightning protection boxes, grid-connected controllers, grid-connected inverters, control cabinets, etc. The system can conduct experiments on the entire process of grid-connected power generation. It is an ideal product for vocational high schools, universities, and graduate students to conduct research, tr*ning, and teaching on wind power generation as the m*n subject.
II. Operation Technical Parameters
2.1. Technical Conditions for Wind Power Generation (Single-phase Output)
◆Rotor diameter 2.4m
◆Blade material reinforced fiberglass
◆Number of blades 5
◆Rated speed 50r/min
◆Rated wind speed 14m/s
◆Starting wind speed 2.5m/s
◆Working wind speed 3-25(m/s)
◆Safety wind speed 40m/s
◆Generator type permanent magnet three-phase AC generator
◆Rated power 2KW
◆Maximum power 2.5KW
◆Rated voltage 220VAC
◆Tower height 12m
◆Tower type hydraulic tower
2.2. Technical Conditions for Wind Turbine Grid-connected Controller
◆Rated power 3KW
◆Applicable wind turbine 2KW
◆Input voltage range (DC) 0~600V
◆Rated output power of wind turbine 2KW
◆Unloading voltage is set according to output voltage of wind turbine
◆Maximum unloading power 3KW
◆Dimensions W×H×Dmm500/687/166
◆Weight 20kg
◆Protection grade IP20/IP65
◆Ambient temperature -20～＋40℃
◆Storage temperature -25～＋70℃
◆Cooling method Fan convection
◆Display fan voltage, fan current, fan power
◆Display method LCD (liquid crystal display)
2, 3. Technical conditions of fan grid-connected inverter
◆Input voltage range (DC) 40V-450V
◆Maximum output power of fan 2KW
◆DC voltage VPPVPP<10%
◆Rated power 5000W
◆Grid voltage range 196～253VAC
◆Grid frequency range 50Hz or 60Hz
◆Power factor>0.99
◆Maximum efficiency 94%
◆Standby loss <11W
◆Protection ag*nst islanding, over-temperature, overload, over-current, over-voltage protection
◆Total harmonic distortion (THD) <4%
◆Dimensions W×H×Dmm555/420/125
◆Weight32.5kg
◆Protection grade IP20
◆Ambient temperature -20～＋40℃
◆Storage temperature -20～＋50℃
◆Cooling method Fan and convection
◆Display LCD & signal light
◆Communication RS485
◆Power curve point minimum 5, maximum 20.
◆Safety IEC62103:2003(1stEdition)
EN50178:1997
◆Grid connection certification DINVDE0126-1-1:2006
III. Product features and functions
3.1. Wind turbine
The rated power of the wind turbine is 2KW. The blades are made of reinforced fiberglass. The generator is small in size, light in weight and has high power generation efficiency. The unique electromagnetic torque design technology effectively ensures that it can run in the breeze. All high-quality aluminum alloy precision die-casting parts and st*nless steel accessories are used, and the whole machine is light in weight.
◆Casing: Cast with ductile iron, high structural strength and good durability.
◆Generator: The stator is made of high-quality rare earth LvFeB material, and the rotor coil is copper winding, which is resistant to temperature rise, has good conductivity and high power generation efficiency.
◆ Blade: The surface of FRP is filled with polyurethane foaming technology, and two FRP reinforcement ribs run through the tip to the root of the blade, with high structural strength and good waterproof performance.
◆ Control system: PLC intelligent control, using electronic accessories from world-renowned brands . Humanized design, all system operation data can be displayed on the touch screen human-machine interface.
◆ Protection system: unloading, electromagnetic brake dual protection to ensure system safety.
Surface treatment of metal parts: electrophoresis plus spraying, anti-rust and anti-corrosion.
◆Hydraulic tower (optional): used with the hydraulic system, the tower can be automatically erected or l*d down, simple to operate, and maximize the savings in system installation and m*ntenance costs.
3.2. Grid-connected control inverter module
Adopts Japan Mitsubishi's fifth-generation intelligent power module; DSP chip control; power point tracking technology; high efficiency; complete protection function; designed in accordance with IEE929-2000 and UL1741 standards; easy to install and debug; operating parameters can be set through LCD and buttons.
3.3. Experimental module
Grid-connected power generation schematic diagram, test terminals; junction box, wiring terminals; digital display AC and DC voltage and current meters, real-time display of system electrical parameters; cont*ns a variety of communication interfaces, host computer monitoring function
IV. System unit composition
4.1. Grid-connected control unit: According to the needs of the demonstration unit, the system realizes the synchronous operation of the inverter by opening and closing the switch unit, and is equipped with a separate metering channel, and meets data comparison and collection.
The fan power supply control is designed with a set of high wind unloading protection circuits, which are used in conjunction with the fan controller.
4.2. Fan unloading unit: The output port of the wind turbine generator is connected to the generator controller to rectify, adjust and control the three-phase AC power generated by the fan, and then supply the controller for grid connection and system unloading and other protection in high winds.
4.3. Switch control unit: The leads of all units inside and outside the demonstration system are connected to their respective jumper terminals through the isolation switch. During the experiment, once leakage, short circuit, overcurrent, or overheating occurs, the switch automatically disconnects the power supply to protect the safety of instruments and personnel.
4.4. Fan connection unit: On the schematic wiring panel, the leads of the unit are connected to their respective jumper terminals through the isolation switch. According to the needs of the demonstration, the working status of the three fan systems can be freely viewed with jumpers.
4.5. Display unit (demonstration platform output AC network side control cabinet)
4.6. Demonstration platform display unit
Common part: equipment operating temperature, indoor temperature/humidity/clock, reverse power metering.
Universal 1 set of 3-digit switching display: active power.
Individual display: wind speed LED display, wind direction date LCD display, fan current limit unloading LED indication.
4. 7. Virtual simulation software for electrical installation of building and intelligent building Based on unity3d design, users can choose different sizes of interactive interface according to computer configuration, and can choose six levels of image quality. The model in the software can be rotated 360°, enlarged, reduced, and translated. There are assistant prompts during the use of the software, as follows: A. Wet alarm system 1. System overview: Overview of wet alarm system 2. Equipment recognition: It has the best viewing angle, equipment det*ls (displaying the introduction or parameters of the equipment), exercises (built-in 6 multiple-choice questions, with prompts for correct and wrong choices), schematic diagram (you can enter the device from the schematic diagram). Equipment includes: sprinkler, water flow indicator, signal butterfly valve, exhaust valve, fire alarm control, high pressure gauge, high-level water tank, Weiya control cabinet, pressure regulating tank, flow switch, terminal water test device, dr*nage facilities, water pump connector, hydraulic alarm, delay, wet alarm, butterfly valve, check valve, fire pump, safety pressure regulating valve, fire water pool. 3. Principle display: Display the working principle of the wet alarm system, 3D animation demonstration, 3D model is semi-transparent, and the internal water flow can be seen. Equipped with exercise module (4 built-in multiple-choice questions, both correct and wrong choices are prompted) 4. Design layout: There are multiple-choice questions and calculation questions, each question is scored, and the correct answer and score are displayed after submission B. Gas fire extinguishing system 1. System overview: Overview of gas fire extinguishing system 2. Equipment cognition: It is equipped with the best viewing angle, equipment det*ls (displaying the introduction or parameters of the equipment), exercises (8 built-in multiple-choice questions, both correct and wrong choices are prompted), and schematic diagram (you can enter the equipment from the schematic diagram). Equipment includes: nozzle, HFC-227 storage bottle, bottle head valve, HFC-227 one-way valve, high-pressure hose, gas one-way valve, safety valve, weighing alarm, electromagnetic starter, selector valve, smoke alarm, fire alarm controller. 3. Principle display: Display the working principle of the gas fire extinguishing system, 3D animation demonstration, 3D model is semi-transparent, and the internal gas can be seen. Equipped with exercise module (3 multiple-choice questions built-in, with prompts for correct and wrong choices) 4. Design layout: There are 6 multiple-choice questions, each with scores, and the correct answer and score will be displayed after submission C. Escape drill: Teaching in the form of fun games, escaping from the burning room within a limited time, and choosing the wrong answer will directly enter the score interface. V. Monitoring unit The monitoring device includes a monitoring host, monitoring software and display equipment. This system uses a high-performance industrial control PC as the system's monitoring host, configures a multi-machine version of monitoring software, and uses standard RS-232 or RS-485 communication methods to obt*n all wind power generation operating parameters and working data in real time. 5.1. Monitoring software ◆ The monitoring host also provides an external data interface, that is, the user can view the real-time operation data, historical data and fault data of the entire power system through the computer. ◆ It can store all the operation data of the power station experiment every 5 minutes, including real-time storage of environmental data, fault data and other parameters. ◆ It can continuously store all the operation data and fault records of the power station experiment for more than 20 years. 5.2. Remote monitoring software 5.3. Wind resource monitoring and measurement system
The anemometer is used to measure and record wind speed and direction. It can store 57,344 historical records of wind speed and direction in a loop. The LCD display and keyboard make the operation of the PH anemometer simple and convenient; it can also communicate with the computer and download the recorded wind speed and direction data to the computer for observation and analysis.
1. It has a low-power operation mode: When the PH anemometer is working, the backlight of the LCD screen is turned off and it operates in a low-power mode.
2. The wind cup of the wind speed and direction sensor is made of carbon fiber material, which has high strength and good starting.
Technical indicators
◆ Measurement range: Wind speed: 0~60m/s Wind direction: 0~360°
◆ Accuracy: ±0.1m/s±3°
◆ Working power supply: AC220V±20%50HZ, DC24V, 12V, 5V or other power supply.
◆Recording interval: 1 minute to 240 minutes continuously configurable
◆Internal storage: 4Mbit
◆Communication interface: RS-232/485/USB communication
◆Product power consumption:
◆Dimensions: (165×125×75) mm
◆Ambient temperature: -40℃～50℃
VI. Teaching and research tr*ning projects
Experiment 1. Principle experiment of basic theory of wind power generation
Experiment 2. Wind power generation system design experiment
Experiment 3. Simulation experiment of basic theory and application technology of wind power generation
Experiment 4. Experiment of wind power generation related measurement technology Experiment
5. Experiment of wind power generation control technology Experiment
6. Experiment of wind power generation power electronics
Experiment 7. Experiment of wind turbine grid connection process
Experiment 8. Experiment of wind turbine grid connection under different wind speeds
Experiment 9. Experiment of island protection during grid connection Experiment
10. Experiment of the relationship between wind turbine speed and output voltage
Experiment 11. Experiment of wind turbine power conversion under different wind speeds
Experiment 12.
Experiment of Experiment 13: The relationship between wind turbine speed and output voltage frequency Experiment
14: The relationship between wind speed (rotation speed) and output power Experiment
15: Wind power generation system wiring experiment
Configuration list

Serial number	name	model	quantity	unit
1	Wind power grid-connected system operation console	Middle	1	tower
2	2000W permanent magnet synchronous vertical axis wind turbine	Middle	1	tower
3	Wind blades, towers, hydraulic systems	Middle	1	tower
4	3.0KW wind turbine grid-connected controller	Middle	1	tower
5	2.0KW grid-connected inverter	Middle	1	set
6	Grid side control cabinet	Middle	1	set
7	Remote monitoring module	Middle	1	set
8	Wind resource monitoring module	Middle	1	set
9	Experimental attachments	Middle	1	set

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